According to the attached image, the primary source was created Just after Austria-Hungary declared war on Servia (Serbia)
<h3>What is A primary Source?</h3>
In history, a primary source refers to the first account of an event which is narrated by people who were present when such an event occurred.
The primary source of an event is the most direct evidence of a time an event happened and is usually devoid of twists because such events are narrated as truthful as possible.
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Barbarian groups were able to weaken the Byzantine Empire<span> because the empire itself had several unprotected areas for warring </span>groups<span> to invade.
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-Sammy</span>
Answer: D is correct
Explanation:
governments of these countries were not sovereign from the very beginning of the establishment of so-called "popular democracy" (1940s). The establishment itself of these regimes was schemed by Soviet spies, information services and local (Czech, Hungarian or German) communists. Elections through which communists came to power were usually manipulated. When local communists came to power they did not lead their own policy but were controled and dominated by Soviet communist party. That is why historians use term "satellite". It is an expression of dependency, obedience.
<span>Immigrants increasingly came from countries that were ethnically and culturally far removed from white American society.</span>